156799880

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{10343}}^1$

素因数の和:10733

約数の個数: 32

約数和(自身を含む): 353764800

約数和(自身を除く): 196964920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 7580, 10343, 15160, 20686, 41372, 51715, 82744, 103430, 206860, 413720, 3919997, 7839994, 15679988, 19599985, 31359976, 39199970, 78399940, 156799880]

約数ペア:

[(1, 156799880), (2, 78399940), (4, 39199970), (5, 31359976), (8, 19599985), (10, 15679988), (20, 7839994), (40, 3919997), (379, 413720), (758, 206860), (1516, 103430), (1895, 82744), (3032, 51715), (3790, 41372), (7580, 20686), (10343, 15160)]